Bump proptest from 1.2.0 to 1.3.1 (#3181)

Bumps [proptest](https://github.com/proptest-rs/proptest) from 1.2.0 to 1.3.1.
- [Release notes](https://github.com/proptest-rs/proptest/releases)
- [Changelog](https://github.com/proptest-rs/proptest/blob/master/CHANGELOG.md)
- [Commits](proptest-rs/proptest@v1.2.0...v1.3.1)

---
updated-dependencies:
- dependency-name: proptest
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.toml

@@ -29,7 +29,7 @@ lazy_static = "1"
 libc = "0.2.136"
 log = "^0.4.17"
 pretty_assertions = "1"
-proptest = "^1.2.0"
+proptest = "^1.3.1"
 ring = "0.16"
 rstest = "0.17"
 rusqlite = { version = "0.29", features = ["bundled"] }